20475+2421

  • Unique Name: 20475+2421POU4990
  • RA: 20 47 27.71
  • Dec: +24 20 52.8
  • Discoverer: POU
  • Discoverer Number: 4990
  • Components:
  • First year: 1899
  • Last year: 2001
  • Observations: 3
  • First position angle: 355
  • Last position angle: 351
  • First separation: 18.2
  • Last separation: 17.3
  • Mag first component: 13.1
  • Mag second component: 14.3
  • Spectral type:
  • Primary proper motion RA: 10
  • Primary proper motion DEC: -11
  • Secondary proper motion RA: -11
  • Secondary proper motion DEC: 6
  • Durchmusterung:
  • Notes: